Intel Core i5-8400B vs Intel Core i3-8100B

Comparative analysis of Intel Core i5-8400B and Intel Core i3-8100B processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Core i5-8400B

Intel Core i3-8100B

Differences

Reasons to consider the Intel Core i5-8400B

2 more cores, run more applications at once: 6 vs 4
2 more threads: 6 vs 4

Number of cores	6 vs 4
Number of threads	6 vs 4

Compare benchmarks

CPU 1: Intel Core i5-8400B
CPU 2: Intel Core i3-8100B

Name	Intel Core i5-8400B	Intel Core i3-8100B
PassMark - Single thread mark		2329
PassMark - CPU mark		6014
Geekbench 4 - Single Core		949
Geekbench 4 - Multi-Core		3197

Compare specifications (specs)

	Intel Core i5-8400B	Intel Core i3-8100B
Essentials
Architecture codename	Coffee Lake	Coffee Lake
Launch date	Q2'18	Q3 '18
Place in performance rating	not rated	1443
Processor Number	i5-8400B	i3-8100B
Series	8th Generation Intel® Core™ i5 Processors	8th Generation Intel® Core™ i3 Processors
Status	Launched	Launched
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	2.80 GHz	3.60 GHz
Bus Speed	8 GT/s DMI3	8 GT/s DMI3
Manufacturing process technology	14 nm	14 nm
Maximum core temperature	100°C	100°C
Maximum frequency	4.00 GHz
Number of cores	6	4
Number of threads	6	4
Memory
Max memory channels	2	2
Maximum memory size	64 GB	64 GB
Supported memory types	DDR4-2666	DDR4-2666
Graphics
Device ID	0x3E9B	0x3E9B
Graphics base frequency	350 MHz	350 MHz
Graphics max dynamic frequency	1.05 GHz	1.05 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Max video memory	64 GB	64 GB
Processor graphics	Intel® UHD Graphics 630	Intel® UHD Graphics 630
Graphics interfaces
Number of displays supported	3	3
Graphics image quality
4K resolution support
Max resolution over DisplayPort	4096x2304@60Hz	4096x2304@60Hz
Max resolution over eDP	4096x2304@60Hz	4096x2304@60Hz
Max resolution over HDMI 1.4	4096x2304@30Hz	4096x2304@30Hz
Graphics API support
DirectX	12	12
OpenGL	4.5	4.5
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	42mm x 28mm	42mm x 28mm
Sockets supported	FCBGA1440	FCBGA1440
Thermal Design Power (TDP)	65 Watt	65 Watt
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	3.0	3.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4	Up to 1x16, 2x8, 1x8+2x4
Security & Reliability
Execute Disable Bit (EDB)
Intel® Identity Protection technology
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)